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26 lines
768 B
Python
26 lines
768 B
Python
from __future__ import annotations
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import ast
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import pathlib
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import sys
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class CallVisitor(ast.NodeVisitor):
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def __init__(self, path: str) -> None:
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self.path = path
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def visit_Call(self, node: ast.Call) -> None:
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if isinstance(node.func, ast.Name) and node.func.id.endswith("FieldAttribute"):
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if len([kw for kw in node.keywords if kw.arg in ("default", "required")]) > 1:
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print(f"{self.path}:{node.lineno}:{node.col_offset}: use only one of `default` or `required` with `{node.func.id}`")
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def main() -> None:
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for path in sys.argv[1:] or sys.stdin.read().splitlines():
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tree = ast.parse(pathlib.Path(path).read_text(), path)
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CallVisitor(path).visit(tree)
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if __name__ == "__main__":
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main()
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